docs: def inject_visualization_javascript(tree_width=1200, tree_height=400, tree_node_radius=10):
          """
          In an Ipython notebook, show SST trees using the same Javascript
          code as used by Jason Chuang's visualisations.
          """
          from .javascript import insert_sentiment_markup
          insert_sentiment_markup(tree_width=tree_width, tree_height=tree_height, tree_node_radius=tree_node_radius)